P-waves
(p-wave 的复数) abbr. pressure wave 压力波
🧩 词语组成解析
n. 波（wave的复数形式）
🗣️ 情景例句
Hello, hello.... Oh, hi, Susan.
喂 喂……啊 嗨 Susan
You don not have to reveal your age.
你不必透露你的年龄。
Now the other stuents open their eyes, and guess who has the eraser.
现在其余的学生张开眼，然后猜谁手里有橡皮擦。